Introduction to 1235 Aluminum Foil
1235 aluminum foil is a high-purity aluminum alloy renowned for its versatility in various industries. Composed of 99.35% aluminum, this foil offers exceptional properties such as high ductility, excellent thermal and electrical conductivity, and superior barrier performance. Here’s an in-depth look at this material:
Product Details
Composition:
- Aluminum (Al): ≥ 99.35%
- Silicon + Iron (Si + Fe): ≤ 0.65%
- Copper (Cu): ≤ 0.05%
- Magnesium (Mg): ≤ 0.05%
- Manganese (Mn): ≤ 0.05%
- Vanadium (V): ≤ 0.05%
- Titanium (Ti): ≤ 0.06%
- Zinc (Zn): ≤ 0.10%
- Other Elements: ≤ 0.03%
Table 1: Chemical Composition of 1235 Aluminum Foil
| Element | Percentage By Weight |
|---|---|
| Aluminum (Al) | 99.35% |
| Silicon + Iron | 0 – 0.65% |
| Copper (Cu) | 0 – 0.05% |
| Magnesium (Mg) | 0 – 0.05% |
| Manganese (Mn) | 0 – 0.05% |
| Vanadium (V) | 0 – 0.05% |
| Titanium (Ti) | 0 – 0.06% |
| Zinc (Zn) | 0 – 0.10% |
| Other Elements | 0 – 0.03% |
Properties of 1235 Aluminum Foil
- High Ductility and Malleability: Easily shaped, bent, and molded without cracking or breaking.
- Excellent Thermal and Electrical Conductivity: Ideal for electrical applications.
- Lightweight: Easy to handle and transport.
- Corrosion Resistance: Protects against environmental factors, making it suitable for packaging.
- High Reflectivity: Useful in thermal insulation and heat exchanges.
- Good Formability: Allows for complex shapes and designs.
Table 2: Mechanical Properties of 1235 Aluminum Foil
| Alloy | Product Type | Temper | Thickness (mm) | Tensile Strength (Mpa) | Elongation (%) |
|---|---|---|---|---|---|
| 1235 | Food and Household Foil | O | 0.01-0.024 | 40-100 | ≥1 |
| 1235 | Food and Household Foil | O | 0.025-0.04 | 45-100 | ≥2 |
| 1235 | Food and Household Foil | O | 0.041-0.07 | 45-100 | ≥4 |
| 1235 | Food and Household Foil | H18 | 0.01-0.07 | ≥135 | – |
| 1235 | Aluminum Foil for Capacitor | H18 | 0.02-0.05 | ≥135 | – |
| 1235 | Aluminum Foil for Cable | O | 0.01-0.024 | 40-100 | ≥1 |
| 1235 | Aluminum Foil for Cable | O | 0.025-0.04 | 45-100 | ≥2 |
| 1235 | Aluminum Foil for Cable | O | 0.041-0.07 | 45-100 | ≥4 |
| 1235 | Aluminum Foil for Adhesive Tape | O | 0.012-0.04 | 50-90 | ≥1 |
| 1235 | Aluminum Foil for Adhesive Tape | H18 | – | ≥135 | – |
| 1235 | Aluminum Foil for Adhesive Tape | O | 0.03-0.07 | 60-100 | ≥2 |
Applications of 1235 Aluminum Foil
- Food Packaging: Lightweight, flexible, and excellent barrier properties make it ideal for food packaging.
- Examples: Wrapping chocolate, packaging meats, cheeses, snacks, and more.
- Household Use: Used for wrapping food, lining baking trays, and in aluminum foil containers.
- Pharmaceutical Packaging: Provides protection from light, moisture, and air for pharmaceuticals.
- Other Applications:
- Insulation: Reflective properties used in thermal insulation and heat exchanges.
- Electronics: Used in electrical capacitors for compact storage of electric charges.
- Geochemical Sampling: Protects rock samples during transport.
- Art and Decoration: Colored through anodizing for decorative packaging.
- Cigarette Packaging: Replaces asphalt moisture-proof paper due to its softness and protection.
Product Comparison
Table 3: Comparison of 1235 Aluminum Foil with Similar Products
| Feature | 1235 Aluminum Foil | 1145 Aluminum Foil | Other Common Foils |
|---|---|---|---|
| Aluminum Content | 99.35% | 99.45% | Varies |
| Barrier Properties | Excellent | Excellent | Varies |
| Corrosion Resistance | High | High | Medium to High |
| Electrical Conductivity | High | High | Varies |
| Thermal Conductivity | High | High | Varies |
| Flexibility | High | High | Varies |
| Cost | Medium | Medium | Varies |
| Recyclability | High | High | Varies |
FAQs
Q: What is 1235 aluminum foil used for?
A: 1235 aluminum foil is used for manufacturing lithium-ion battery cathodes, capacitor foils, household foils, and packaging for food, pharmaceuticals, and electronics.
Q: Is 1235 aluminum foil recyclable?
A: Yes, with a recycling rate of over 60% globally, 1235 aluminum foil is highly recyclable.
Q: How does 1235 compare to other aluminum foils?
A: 1235 aluminum foil has a higher aluminum content than many other foils, offering superior ductility, conductivity, and barrier properties.
Q: Can 1235 aluminum foil be customized?
A: Yes, manufacturers like Tigers Aluminum can customize the width, thickness, and temper of 1235 aluminum foil to suit specific applications.
Conclusion
1235 aluminum foil, with its exceptional properties, continues to be a preferred choice for various applications in packaging, electronics, and beyond. Its high aluminum content, combined with its lightweight, corrosion-resistant, and conductive nature, makes it an invaluable material in modern manufacturing and consumer goods. Whether you’re looking for a material for food packaging, insulation, or electronic components, 1235 aluminum foil offers a versatile and sustainable solution.